13 citations
,
April 2016 in “Journal of Dermatology” 308-nm excimer light therapy helped over a third of treatment-resistant alopecia universalis patients regrow most of their hair.
16 citations
,
November 2016 in “Journal of Cosmetic and Laser Therapy” Laser and light therapies, especially the 308 nm excimer laser, are effective and safe for treating alopecia areata, but more research is needed.
June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” Pulsed red light boosts collagen and energy in cells faster than continuous red light.
70 citations
,
April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.
23 citations
,
April 1999 in “Dermatologic Clinics” Pulsed-intense light can significantly reduce hair, with effectiveness depending on treatment number and timing, and has mild side effects.
7 citations
,
July 2004 in “International Journal of Cosmetic Science” Different hair types from various ethnic groups affect hair shine due to characteristics like thickness and shape.
4 citations
,
February 2014 in “Proceedings of SPIE” Low-Level Light Therapy is effective for skin rejuvenation, wound healing, and hair growth, with mild side effects.
2 citations
,
March 2025 in “Archives of Dermatological Research” HEV light can harm or help skin and scalp, so safe exposure guidelines are needed.
1 citations
,
March 2024 in “Signal transduction and targeted therapy” NF-κB signaling is crucial in many diseases and can be targeted for new treatments.
14 citations
,
January 2008 in “Dermatology” Vitamin D made by the skin plays a role in immune defense and skin health, and more research is needed to understand its full effects.
9 citations
,
August 2017 in “Photochemistry and Photobiology” Red light at 627 nm can safely trigger IL-4 release in skin cells, potentially helping treat inflammatory skin conditions.
195 citations
,
January 2008 in “Photochemistry and Photobiology” Visible light can damage skin and most sunscreens don't block it well; more research is needed on its effects and protection methods.
1057 citations
,
November 2011 in “Annals of Biomedical Engineering” Low-level Laser Therapy may help reduce inflammation, pain, and aid healing, but more research is needed to confirm its effectiveness and establish standard treatment guidelines.
65 citations
,
March 2016 in “Lasers in Medical Science” Most low-level light therapy studies did not accurately report how light was measured, affecting treatment reliability.
64 citations
,
June 2020 in “PLoS ONE” Red light boosts beneficial compounds in Eclipta alba cultures.
60 citations
,
November 2020 in “International Journal of Medical Sciences” NIR light therapy may effectively treat eye diseases and improve brain function without side effects.
38 citations
,
January 2023 in “International Journal of Medical Sciences” Red-light therapy may slow myopia progression better than traditional treatments.
33 citations
,
January 2021 in “Aesthetic Surgery Journal” Low-Level Light Therapy (LLLT) is a safe and effective method for skin rejuvenation, acne treatment, wound healing, body contouring, and hair growth, but more well-designed trials are needed for confirmation.
24 citations
,
March 2015 in “Dermatologic Surgery” Home-use cosmetic laser and light devices show modest results for hair removal and acne treatment, but more research is needed for confirmation.
7 citations
,
March 2016 in “Journal of Cosmetic and Laser Therapy” Home-use lasers and IPL devices are unlikely to directly cause paradoxical hair growth; it may be linked to inflammation or hormonal issues.
1 citations
,
January 2019 in “International Journal of ChemTech Research” Eclipta prostrata has many medicinal benefits, but more research is needed to understand how it works.
August 2025 in “Aesthetic Cosmetology and Medicine” Blue light can damage hair and scalp, leading to hair loss.
April 2024 in “Lasers in medical science” Near-infrared LED light improves skin rejuvenation and hair growth better than white LED light.
November 2022 in “Pakistan Armed Forces Medical Journal” IPL and diode laser are equally effective for facial hair removal.
January 2012 in “Human health handbooks” Low-level light therapy is FDA-approved for male pattern hair loss, increases hair count and strength, and is considered safe for use.
28 citations
,
December 2017 in “Lasers in Medical Science” Monochromatic light devices, especially the 308-nm excimer laser, are promising for treating alopecia areata but more research is needed.
14 citations
,
January 2005 in “Pediatric Dermatology” UVA1-light therapy successfully treated a child's skin condition, mycosis fungoides.
24 citations
,
January 2011 in “International Journal of Trichology” Light microscopy is useful for diagnosing different hair disorders.
17 citations
,
December 2015 in “International Journal of Cosmetic Science” Visible light can improve skin disorders and hair loss, but more research is needed to understand long-term effects.
10 citations
,
January 2012 in “Journal of Biological Macromolecules” Keratin film can effectively replace human hair for testing hair damage.